National Museum of Nuclear Science & History
E. J. Beever worked for the Union Carbide & Carbon Corporation.
Fred Vogel was an American chemical engineer who worked at Los Alamos during the Manhattan Project. Vogel studied at Lehigh University in Pennsylvania and later worked as Chief Engineer for the Cornell Machine Company and for the Centaur Machine Company.
Litchfield worked in the 100 F Area at Hanford during the Manhattan Project.
Abel DeHaan was a civilian chemist that worked at the Y-12 Complex in Oak Ridge, TN. DeHaan was hired for the Manhattan Project by Glenn Seaborg while in his last year of a B.